Radon (Rn)

hemijski element s atomskim brojem 86

Atomic Number	86
Atomic Weight	222
Maseni broj	193

Group	18
Period	6
Block	p

Proton	86 p⁺
Neutron	107 n⁰
Elektron	86 e^-

Animated Bohrov model atoma of Rn (Radon)

Physical Property

Atomski Radijus	243 pm
Molarni volumen
covalent radius	142 pm 145 pm 133 pm 150 pm
Metallic Radius
Ionski radijus
Crystal Radius
Van der Waalsov radijus	220 pm 243 pm 220 pm 476,5 pm
gustoća	0,009074 g/cm³

Chemical Property

{ERROR}

energija

proton affinity
electron affinity
ionization energy	10,7485 eV/particle 21,4 eV/particle 29,4 eV/particle 36,9 eV/particle 52,9 eV/particle 64 eV/particle 88 eV/particle 102 eV/particle 154 eV/particle 173,9 eV/particle 195 eV/particle 218 eV/particle 240 eV/particle 264 eV/particle 293 eV/particle 317 eV/particle 342 eV/particle 367 eV/particle 488 eV/particle 520 eV/particle 550 eV/particle 580 eV/particle 640 eV/particle 680 eV/particle 760 eV/particle 800 eV/particle 850 eV/particle 920 eV/particle 980 eV/particle 1.050 eV/particle 1.120 eV/particle 1.180 eV/particle 1.250 eV/particle 1.310 eV/particle 1.390 eV/particle 1.460 eV/particle 1.520 eV/particle 1.590 eV/particle 1.660 eV/particle 1.720 eV/particle 2.033 eV/particle 2.094 eV/particle 2.158 eV/particle 2.227 eV/particle 2.293 eV/particle 2.357 eV/particle 2.467 eV/particle 2.535 eV/particle 2.606 eV/particle 2.674 eV/particle 2.944 eV/particle 3.010 eV/particle 3.082 eV/particle 3.149 eV/particle 3.433 eV/particle 3.510 eV/particle 3.699 eV/particle 3.777 eV/particle 6.169 eV/particle 6.318 eV/particle 6.476 eV/particle 6.646 eV/particle 6.807 eV/particle 6.964 eV/particle 7.283 eV/particle 7.450 eV/particle 7.630 eV/particle 7.800 eV/particle 8.260 eV/particle 8.410 eV/particle 8.570 eV/particle 8.710 eV/particle 9.610 eV/particle 9.780 eV/particle 10.120 eV/particle 10.290 eV/particle 21.770 eV/particle 22.160 eV/particle 22.600 eV/particle 23.000 eV/particle 26.310 eV/particle 26.830 eV/particle 27.490 eV/particle 27.903,1 eV/particle 110.842 eV/particle 112.843,7 eV/particle

Toplota isparavanja	18,1 kJ/mol
toplota topljenja
standard enthalpy of formation
Elektron

electron shell	2, 8, 18, 32, 18, 8

Valentni elektron	8 ⓘ

electron configuration	[Xe] 4f¹⁴ 5d¹⁰ 6s² 6p⁶ⓘ 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d¹⁰ 5p⁶ 4f¹⁴ 5d¹⁰ 6s² 6p⁶

oksidacijsko stanje	2, 6
Elektronegativnost	15,4 eV/particle 0.195772
Electrophilicity Index
fundamental state of matter

agregatno stanje
gaseous state of matter	Monoatomic
Boiling Point	211,45 K
Melting Point	202,15 K
critical pressure	6,28 MPa
Kritična temperatura	377,15 K
Trojna tačka
appearance
boja	Black #ffffff #428296 #428296
appearance	colorless gas, occasionally glows green or red in discharge tubes
Indeks prelamanja
thermodynamic material property
Thermal Conductivity	0,0036 W/(m K)
thermal expansion
molar heat capacity	20,786 J/(mol K)
Specific Heat Capacity	0,094 J/(g⋅K)
heat capacity ratio	5/3
electrical properties
type
Specifična električna provodljivost
electrical resistivity
Superprovodljivost
Magnetizam
type
magnetic susceptibility (Mass)
magnetic susceptibility (Molar)
magnetic susceptibility (Volume)
magnetic ordering
Kirijeva tačka
Néel temperature
struktura
Crystal Structure	{ERROR}
lattice constant
Lattice Angles
mechanical property
Tvrdoća
bulk modulus
shear modulus
Young's modulus
Poisson's ratio
Brzina zvuka
klasifikacija
Category	Actinides, Noble gases
CAS Group	VIII
IUPAC Group	VIIIA
Glawe Number	6
Mendeleev Number	117
Pettifor Number	6
Geochemical Class	U/Th decay series
Goldschmidt classification	synthetic

other

Gas Basicity
polarizability	35 ± 2 a₀
C6 Dispersion Coefficient	408 a₀
allotrope
Neutron cross section	0,7
Neutron Mass Absorption
Kvantni brojevi	1S0
space group	()

Isotopes of Radon

Stable Isotopes	0
Unstable Isotopes	39
Natural Isotopes	0

¹⁹³Rn

Maseni broj	193
broj neutrona	107
Relative Atomic Mass	193,009707973 ± 0,000026958 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	1,15 ± 0,27 ms
spin	3/2
nuclear quadrupole moment
datum otkrića	2006
parity	-

decay mode	intensity
α (α emission)	100%

¹⁹⁴Rn

Maseni broj	194
broj neutrona	108
Relative Atomic Mass	194,006145636 ± 0,000017884 Da
g-factor	0
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	780 ± 160 us
spin	0
nuclear quadrupole moment	0
datum otkrića	2006
parity	+

decay mode	intensity
α (α emission)	100%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)

¹⁹⁵Rn

Maseni broj	195
broj neutrona	109
Relative Atomic Mass	195,005421703 ± 0,000055487 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	7 ± 3 ms
spin	3/2
nuclear quadrupole moment
datum otkrića	2001
parity	-

decay mode	intensity
α (α emission)	100%

¹⁹⁶Rn

Maseni broj	196
broj neutrona	110
Relative Atomic Mass	196,002120431 ± 0,000015087 Da
g-factor	0
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	4,7 ± 1,1 ms
spin	0
nuclear quadrupole moment	0
datum otkrića	1995
parity	+

decay mode	intensity
α (α emission)	100%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)

¹⁹⁷Rn

Maseni broj	197
broj neutrona	111
Relative Atomic Mass	197,001621446 ± 0,000017383 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	54 ± 6 ms
spin	3/2
nuclear quadrupole moment
datum otkrića	1995
parity	-

decay mode	intensity
α (α emission)	100%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)

¹⁹⁸Rn

Maseni broj	198
broj neutrona	112
Relative Atomic Mass	197,998679197 ± 0,000014406 Da
g-factor	0
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	64,4 ± 1,6 ms
spin	0
nuclear quadrupole moment	0
datum otkrića	1984
parity	+

decay mode	intensity
α (α emission)	93%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)

¹⁹⁹Rn

Maseni broj	199
broj neutrona	113
Relative Atomic Mass	198,998325436 ± 0,000007833 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	590 ± 30 ms
spin	3/2
nuclear quadrupole moment
datum otkrića	1980
parity	-

decay mode	intensity
α (α emission)	100%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)

²⁰⁰Rn

Maseni broj	200
broj neutrona	114
Relative Atomic Mass	199,995705335 ± 0,000006217 Da
g-factor	0
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	1,09 ± 0,16 s
spin	0
nuclear quadrupole moment	0
datum otkrića	1971
parity	+

decay mode	intensity
α (α emission)	92%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)

²⁰¹Rn

Maseni broj	201
broj neutrona	115
Relative Atomic Mass	200,995590511 ± 0,000010865 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	7 ± 0,4 s
spin	3/2
nuclear quadrupole moment
datum otkrića	1967
parity	-

decay mode	intensity
α (α emission)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)

²⁰²Rn

Maseni broj	202
broj neutrona	116
Relative Atomic Mass	201,993263982 ± 0,000018808 Da
g-factor	0
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	9,7 ± 0,1 s
spin	0
nuclear quadrupole moment	0
datum otkrića	1967
parity	+

decay mode	intensity
α (α emission)	78%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)

²⁰³Rn

Maseni broj	203
broj neutrona	117
Relative Atomic Mass	202,993361155 ± 0,000006242 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	44,2 ± 1,6 s
spin	3/2
nuclear quadrupole moment
datum otkrića	1967
parity	-

decay mode	intensity
α (α emission)	66%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	34%

²⁰⁴Rn

Maseni broj	204
broj neutrona	118
Relative Atomic Mass	203,991443729 ± 0,000007991 Da
g-factor	0
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	1,242 ± 0,023 m
spin	0
nuclear quadrupole moment	0
datum otkrića	1967
parity	+

decay mode	intensity
α (α emission)	72.4%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)

²⁰⁵Rn

Maseni broj	205
broj neutrona	119
Relative Atomic Mass	204,991723228 ± 0,000005453 Da
g-factor	0,3192 ± 0,00064
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	170 ± 4 s
spin	5/2
nuclear quadrupole moment	0,062 ± 0,006
datum otkrića	1967
parity	-

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	75.4%
α (α emission)	24.6%

²⁰⁶Rn

Maseni broj	206
broj neutrona	120
Relative Atomic Mass	205,990195409 ± 0,000009223 Da
g-factor	0
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	5,67 ± 0,17 m
spin	0
nuclear quadrupole moment	0
datum otkrića	1954
parity	+

decay mode	intensity
α (α emission)	62%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	38%

²⁰⁷Rn

Maseni broj	207
broj neutrona	121
Relative Atomic Mass	206,990730224 ± 0,00000509 Da
g-factor	0,32496 ± 0,00064
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	9,25 ± 0,17 m
spin	5/2
nuclear quadrupole moment	0,22 ± 0,02
datum otkrića	1954
parity	-

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	79%
α (α emission)	21%

²⁰⁸Rn

Maseni broj	208
broj neutrona	122
Relative Atomic Mass	207,989634513 ± 0,00001091 Da
g-factor	0
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	24,35 ± 0,14 m
spin	0
nuclear quadrupole moment	0
datum otkrića	1955
parity	+

decay mode	intensity
α (α emission)	62%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	38%

²⁰⁹Rn

Maseni broj	209
broj neutrona	123
Relative Atomic Mass	208,990401389 ± 0,000010692 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	28,8 ± 1 m
spin	5/2
nuclear quadrupole moment
datum otkrića	1952
parity	-

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	83%
α (α emission)	17%

²¹⁰Rn

Maseni broj	210
broj neutrona	124
Relative Atomic Mass	209,989688862 ± 0,000004892 Da
g-factor	0
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	2,4 ± 0,1 h
spin	0
nuclear quadrupole moment	0
datum otkrića	1952
parity	+

decay mode	intensity
α (α emission)	96%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)

²¹¹Rn

Maseni broj	211
broj neutrona	125
Relative Atomic Mass	210,990600767 ± 0,000007314 Da
g-factor	1,1968 ± 0,0024
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	14,6 ± 0,2 h
spin	1/2
nuclear quadrupole moment	0
datum otkrića	1952
parity	-

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	72.6%
α (α emission)	27.4%

²¹²Rn

Maseni broj	212
broj neutrona	126
Relative Atomic Mass	211,990703946 ± 0,000003338 Da
g-factor	0
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	23,9 ± 1,2 m
spin	0
nuclear quadrupole moment	0
datum otkrića	1950
parity	+

decay mode	intensity
α (α emission)	100%

²¹³Rn

Maseni broj	213
broj neutrona	127
Relative Atomic Mass	212,993885147 ± 0,000003618 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	19,5 ± 0,1 ms
spin	9/2
nuclear quadrupole moment
datum otkrića	1967
parity	+

decay mode	intensity
α (α emission)	100%

²¹⁴Rn

Maseni broj	214
broj neutrona	128
Relative Atomic Mass	213,99536265 ± 0,000009862 Da
g-factor	0
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	259 ± 3 ns
spin	0
nuclear quadrupole moment	0
datum otkrića	1970
parity	+

decay mode	intensity
α (α emission)	100%

²¹⁵Rn

Maseni broj	215
broj neutrona	129
Relative Atomic Mass	214,998745037 ± 0,000006538 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	2,3 ± 0,1 us
spin	9/2
nuclear quadrupole moment
datum otkrića	1952
parity	+

decay mode	intensity
α (α emission)	100%

²¹⁶Rn

Maseni broj	216
broj neutrona	130
Relative Atomic Mass	216,000271942 ± 0,000006192 Da
g-factor	0
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	29 ± 4 us
spin	0
nuclear quadrupole moment	0
datum otkrića	1949
parity	+

decay mode	intensity
α (α emission)	100%

²¹⁷Rn

Maseni broj	217
broj neutrona	131
Relative Atomic Mass	217,003927632 ± 0,000004506 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	593 ± 38 us
spin	9/2
nuclear quadrupole moment
datum otkrića	1949
parity	+

decay mode	intensity
α (α emission)	100%

²¹⁸Rn

Maseni broj	218
broj neutrona	132
Relative Atomic Mass	218,005601123 ± 0,000002486 Da
g-factor	0
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	33,75 ± 0,15 ms
spin	0
nuclear quadrupole moment	0
datum otkrića	1948
parity	+

decay mode	intensity
α (α emission)	100%

²¹⁹Rn

Maseni broj	219
broj neutrona	133
Relative Atomic Mass	219,009478683 ± 0,000002254 Da
g-factor	-0,17596 ± 0,00048
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	3,96 ± 0,01 s
spin	5/2
nuclear quadrupole moment	1,15 ± 0,12
datum otkrića	1903
parity	+

decay mode	intensity
α (α emission)	100%

²²⁰Rn

Maseni broj	220
broj neutrona	134
Relative Atomic Mass	220,011392443 ± 0,000001947 Da
g-factor	0
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	55,6 ± 0,1 s
spin	0
nuclear quadrupole moment	0
datum otkrića	1900
parity	+

decay mode	intensity
α (α emission)	100%
2β⁻ (double β⁻ decay)

²²¹Rn

Maseni broj	221
broj neutrona	135
Relative Atomic Mass	221,015535637 ± 0,000006134 Da
g-factor	-0,0057428571428571 ± 0,00017142857142857
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	25,7 ± 0,5 m
spin	7/2
nuclear quadrupole moment	-0,47 ± 0,05
datum otkrića	1956
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	78%
α (α emission)	22%

²²²Rn

Maseni broj	222
broj neutrona	136
Relative Atomic Mass	222,017576017 ± 0,000002086 Da
g-factor	0
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	3,8215 ± 0,0002 d
spin	0
nuclear quadrupole moment	0
datum otkrića	1899
parity	+

decay mode	intensity
α (α emission)	100%

²²³Rn

Maseni broj	223
broj neutrona	137
Relative Atomic Mass	223,021889283 ± 0,000008397 Da
g-factor	-0,22057142857143 ± 0,0022857142857143
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	24,3 ± 0,4 m
spin	7/2
nuclear quadrupole moment	0,8 ± 0,08
datum otkrića	1964
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
α (α emission)

²²⁴Rn

Maseni broj	224
broj neutrona	138
Relative Atomic Mass	224,024095803 ± 0,000010536 Da
g-factor	0
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	107 ± 3 m
spin	0
nuclear quadrupole moment	0
datum otkrića	1964
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

²²⁵Rn

Maseni broj	225
broj neutrona	139
Relative Atomic Mass	225,028485572 ± 0,000011958 Da
g-factor	-0,198 ± 0,0022857142857143
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	4,66 ± 0,04 m
spin	7/2
nuclear quadrupole moment	0,84 ± 0,08
datum otkrića	1969
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%

²²⁶Rn

Maseni broj	226
broj neutrona	140
Relative Atomic Mass	226,03086138 ± 0,000011247 Da
g-factor	0
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	7,4 ± 0,1 m
spin	0
nuclear quadrupole moment	0
datum otkrića	1969
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

²²⁷Rn

Maseni broj	227
broj neutrona	141
Relative Atomic Mass	227,035304393 ± 0,000015127 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	20,2 ± 0,4 s
spin	3/2
nuclear quadrupole moment
datum otkrića	1986
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

²²⁸Rn

Maseni broj	228
broj neutrona	142
Relative Atomic Mass	228,037835415 ± 0,000018977 Da
g-factor	0
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	65 ± 2 s
spin	0
nuclear quadrupole moment	0
datum otkrića	1989
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

²²⁹Rn

Maseni broj	229
broj neutrona	143
Relative Atomic Mass	229,042257272 ± 0,000014 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	11,9 ± 1,3 s
spin	5/2
nuclear quadrupole moment
datum otkrića	2009
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

²³⁰Rn

Maseni broj	230
broj neutrona	144
Relative Atomic Mass	230,045271 ± 0,000215 Da
g-factor	0
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin	0
nuclear quadrupole moment	0
datum otkrića	2010
parity	+

decay mode	intensity
β⁻ (β⁻ decay)

²³¹Rn

Maseni broj	231
broj neutrona	145
Relative Atomic Mass	231,049973 ± 0,000322 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin	1/2
nuclear quadrupole moment	0
datum otkrića	2010
parity	+

decay mode	intensity
β⁻ (β⁻ decay)

historija

otkrivač ili izumitelj	Fredrich Ernst Dorn
mjesto otkrića	Germany
datum otkrića	1898
Etimologija	Variation of the name of another element, radium.
pronunciation	RAY-don (engleski)

izvor

Abundance
Abundance in Earth's crust	0,0000000000004 mg/kg
natural abundance (okean)	0,0000000000000006 mg/L
natural abundance (ljudsko tijelo)
natural abundance (Meteoroidi)
natural abundance (Sunce)
Abundance in Universe	0 %

Nuclear Screening Constants

1	s	1.6659
2	p	4.562
2	s	22.5864
3	d	13.4027
3	p	23.7194
3	s	24.9149
4	d	38.0572
4	f	37.6688
4	p	36.6988
4	s	35.85
5	d	58.647
5	p	54.029
5	s	52.107
6	p	69.9242
6	s	67.676

Radon on ChemicalAid

Radon (Rn)

Physical Property

Chemical Property

other

Isotopes of Radon

193Rn

194Rn

195Rn

196Rn

197Rn

198Rn

199Rn

200Rn

201Rn

202Rn

203Rn

204Rn

205Rn

206Rn

207Rn

208Rn

209Rn

210Rn

211Rn

212Rn

213Rn

214Rn

215Rn

216Rn

217Rn

218Rn

219Rn

220Rn

221Rn

222Rn

223Rn

224Rn

225Rn

226Rn

227Rn

228Rn

229Rn

230Rn

231Rn

historija

izvor

Nuclear Screening Constants

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